8GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Crucial Original Part # capacity:8GB Manufacturer Hynix Memory Type DDR5

Manufacturer Hynix Memory Type DDR5 Capacity 8GB  Data Transfer Rate 5600Mhz Bus Type PC5-44800

Manufacturer Micron Memory Type DDR4 Capacity 4GB Data Transfer Rate 3200MHz Bus Type PC4-25600

Manufacturer Hynix Memory Type DDR4 Capacity DDR5 Data Transfer Rate 5600Mhz Bus Type PC5-44800

Manufacturer Samsung  Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2400Mhz  Bus Type PC4-19200

Manufacturer Hynix Memory Type DDR4 Capacity 4GB  Data Transfer Rate 2666Mhz  Bus Type PC4-21300

8GB DDR4 2666MHz PC4-21300 NON ECC UNBUFFERED DIMM 2Rx8 1.2V 288Pin Crucial Original Part # capacity:8GB Manufacturer Hynix Memory Type DDR5Manufacturer Crucial Memory Type DDR4 Capacity 8GB Data Transfer Rate 2666MHz Bus Type PC4 21300